3,2

Mathon, Rudolf; Bounds for equidistant permutation arrays of index one. Combinatorial Mathematics: Proceedings of the Third International Conference (New York, 1985), 303-309, Ann. New York Acad. Sci., 555, New York Acad. Sci., New York, 1989.

CRC Handbook of Combinatorial Designs, 1996, p. 327.

Cf. A005677.

Sequence in context: A133732 A128215 A097132 this_sequence A105138 A064383 A018360

Adjacent sequences: A013575 A013576 A013577 this_sequence A013579 A013580 A013581

nonn,hard

njas